\[ r_global=\begin{bmatrix}1.0\\\end{bmatrix} \]

\[ models.0.v0=\begin{bmatrix}586.6760842958579&1507.4298074942449\\\end{bmatrix} \]

\[ models.0.J0=\begin{bmatrix}-0.08257299367258267&7.2527152182968875\\7.2527152182968875&0.13641514099537214\\\end{bmatrix} \]

\[ models.0.w0=\begin{bmatrix}2.9805191089709178&2.801630375140775\\\end{bmatrix} \]

\[ models.0.r0=\begin{bmatrix}1.037543057482732&1.0214280200996573\\\end{bmatrix} \]

\[ models.0.proton_config=\begin{bmatrix}3.0&1.0\\\end{bmatrix} \]

\[ models.0.freq=\begin{bmatrix}400.1300048828125\\\end{bmatrix} \]

\[ models.0.ppm0=\begin{bmatrix}1.46617&3.7674\\\end{bmatrix} \]

\[ metric\:before\:= -1.9375547170639038, after = -7.538472652435303 \]